背景图回显

src/views/yqrange/create-live.vue

@@ -1647,7 +1647,7 @@
       // 设置背景图
       setBackground(){
         this.dialogVisible = true;
-        this.backgroundImageIdTemp = this.formData.backgroundImageId;
+        this.backgroundImageIdTemp = String(this.formData.backgroundImageId);
         this.initImages();
       },
       // 提交设置背景图